BirdAnalyst
Species · Nevada · BBS 2025 Release · 1966–2024

Great-tailed Grackle Population Trend in Nevada

All statesGeneralists

Great-tailed Grackle in Nevada has surged: up 119% on the route-weighted index since 1994.

+119%Since 1994
15Routes In State
27Years

Notable Great-tailed Grackle Trends in Nevada

long arc increasecomputed index

Great-tailed Grackle has surged in Nevada: up 119% on the route-weighted index since 1994.

Great-tailed Grackle Population Forecast in Nevada

If the recent trend holds, Great-tailed Grackle in Nevada is projected to fall about 39% by 2029 — from 0.75 in 2024 to a central estimate of 0.46 (95% range 0.00–1.1). A 5-year backtest shows a typical error of ±376.7%, with 100% of held-out values landing inside the 95% band.

-39%Change by 2029
0.46Projected 2029 index
0.00–1.195% range
±376.7%Backtest error
19892029
Projection of the recent trend (dashed) with 80/95% bands — a projection, not a prediction. Habitat, climate, and land use are not modeled.
YearProjected index95% low95% high
20250.450.001.1
20260.450.001.1
20270.450.001.1
20280.460.001.1
20290.460.001.1

Great-tailed Grackle Survey Routes in Nevada

Routes recording Great-tailed Grackle in Nevada.
Beatty1620241994
Val Of Fire520062006
Eureka320112009
Willis320242024
Jean Lake220131997
Nelson220162010
Ash Meadows220121993
Meadow Vally220241997
Ruby Valley120002000
Ruby Valley 2120162016
Majors Place119891989
Fallon120232005
Gardnerville 2120182018
Dobbin Creek120172017
Hiko120141998

Great-tailed Grackle Population Trend in Other States

arizonaarkansascaliforniacoloradoidahoillinoisiowakansaslouisianamissourinebraskanew-mexicooklahomaoregonsouth-dakotatexasutahwyoming

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.